REPORT OF ASSISTANT SECRETARY. 107 



Haliotis striata Lam., Fayal, Azores Islands, 

 Fissurella alabastriles Rve., Porto Grande, St. Vincent Island. 

 Fissurella mutabilis Sow., Cape Town, Cape Good Hope. 

 Patella Moreleti Drouet. 



Patella ruslica Linn., var. and junior, Fayal, Azores Islands. 

 Patella Gomesii Drouet. 



Patella rustica Linn., Fayal, Azores Islands. 



Patella Argenvillii Krauss, Island St. Helena ; Cape Town, Cape Good Hope. 

 Patella plumb ea Lam., Porto Grande, St. Vincent Island. 

 Patella plicata Born., Porto Grande, St. Vincent Island. 

 Patella Baudonii Drouet, Capo Town, Cape Good Hope. 

 Patella oculus Born., Cape Town, Cape Good Hope. 

 Patella cochlear Gmel., Cape Town, Cape Good Hope. 

 Patella pruinosa Kranss, Cape Town, Cape Good Hope. 

 Patella granulans Linn. 



Patella denticulata Mart., Cape Town, Cape Good Hope. 

 Chiton (Stenoplax) purpurascens C. B. Ad., Barbadoes. 

 Chiton cyaneopunctalus Krauss. 



■? Chiton capensis Gray, var., Cape Town, Cape Good Hope. 

 Spirula fragilis Lam., Fayal, Azores Islands. 

 Octopus sp., Ascension Island. 



Sepia officinalis Linn., St. Paul de Loanda, West Africa. 

 Ostrea mordax Gould, Ascension Island. 

 'Ostrea frons Lam., Porto Grande, St. Vincent Island. 

 Spondylus gaederopus Linn., Porto Grande, St. Vincent Island. 

 ■Spondylus imbutus Rve., Ascension Island. 

 Pecten miniaceus Rve., Fayal, Azores Islands. 

 Isognomen perna Linn. 



"I Isognomen dentiferus Krauss, Ascension Island ; Porto Grande, St. Vincent Island. 

 JHytilus atropurpureus Dkr., Fayal, Azores Islands. 

 Mytilus oralis Lam., Porto Grande, St. Vincent Island. 

 Mytilus edulis Linn. ?, Cape Town, Cape Good Hope. 

 Myiilus Magellanicus Chemn., Cape Town, Cape Good Hope. 

 Lithophagus aristatus Sol. 



Hthophagus caudigerus Lam., Porto Grande, St. Vincent Island. 

 Dreissensia African a Van Ben., Ashantee. 

 Area Noae Linn., Porto Grande, St. Vincent Island. 

 Area tetragona Poli. 



? Area navicularis Brug., Ascension Island; Porto Grande, St. Vincent Island. 

 Area holoserica Rve, Porto Grande, St. Vincent Island. 

 Area rhombica Born., Porto Grande, St. Vincent Island. 



Area senilis Gmel., Porto Grande, St. Vincent Island; Freetown, Sierra Leone; Ash- 

 antee. 

 Pectunculus violescens. 



Pectunculus stellatus Lam., Porto Grande, St. Vincent Island. 

 Unio Gaboonensis Kuster, Cunga. 



•Cardila ajar Brug., Porto Grande, St. Vincent Island. 

 ■Cardium ringens Chemn., Porto Grande, St. Vincent Island ; Ashantee. 

 Venus rugosa Desh., Porto Grande, St. Vincent Island. 

 Venus striata Gray., Ashantee. 

 'Callisla chione Linn., Fayal, Azores Islands. 

 Dosinia Orbignyi Dkr. , Porto Grande, St. Vincent Island. 

 Dosinia iaocardia Dkr., Porto Grande, St. Vincent Island. 

 Dosinia torrida Rve. 

 3 Dosinia orbignyi Dkr., Porto Grande. St. Vincent Island. 



